摘要 |
<p>A dual parallel underdrain lateral for use in a filtration system having a filtration media includes a primary conduit extending along the underdrain lateral, which has a plurality of metering orifices for providing gas and liquid thereby; a secondary conduit, where the secondary conduit has a plurality of dispersion apertures in an upper side thereof to deliver the gas and liquid from the secondary conduit to the filtration media; and at least one gas conduit extending along the underdrain lateral, where the at least one gas conduit is connected to a gas source and is configured to provide the gas from the gas source directly to the primary conduit, or the secondary conduit, or any combination thereof.</p> |
申请人 |
XYLEM WATER SOLUTIONS ZELIENOPLE LLC |
发明人 |
BALL, CHRISTOPHER, J.;WILEY, ROBERT, L., III;GEIBEL, JOHN, L.;CALLEN, RANDON, L.;BATES, BRIAN, J.;ZHU, IVAN, X. |